CN106660364A - Microfluidic delivery system for releasing fluid compositions - Google Patents

Microfluidic delivery system for releasing fluid compositions Download PDF

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Publication number
CN106660364A
CN106660364A CN201580032931.2A CN201580032931A CN106660364A CN 106660364 A CN106660364 A CN 106660364A CN 201580032931 A CN201580032931 A CN 201580032931A CN 106660364 A CN106660364 A CN 106660364A
Authority
CN
China
Prior art keywords
microfluid
fluid
reservoir
tube core
transfer member
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201580032931.2A
Other languages
Chinese (zh)
Other versions
CN106660364B (en
Inventor
D·P·格伦伯洽
D·亨特
J·E·谢弗林
S·多德
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Procter and Gamble Ltd
Procter and Gamble Co
Original Assignee
Procter and Gamble Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Publication of CN106660364A publication Critical patent/CN106660364A/en
Application granted granted Critical
Publication of CN106660364B publication Critical patent/CN106660364B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/14—Disinfection, sterilisation or deodorisation of air using sprayed or atomised substances including air-liquid contact processes
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B1/00—Details of electric heating devices
    • H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
    • H05B1/0227—Applications
    • H05B1/023—Industrial applications
    • H05B1/0244—Heating of fluids
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/015—Disinfection, sterilisation or deodorisation of air using gaseous or vaporous substances, e.g. ozone
    • A61L9/02—Disinfection, sterilisation or deodorisation of air using gaseous or vaporous substances, e.g. ozone using substances evaporated in the air by heating or combustion
    • A61L9/03—Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/135—Nozzles
    • B41J2/14—Structure thereof only for on-demand ink jet heads
    • B41J2/14016—Structure of bubble jet print heads
    • B41J2/14032—Structure of the pressure chamber
    • B41J2/1404—Geometrical characteristics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/135—Nozzles
    • B41J2/14—Structure thereof only for on-demand ink jet heads
    • B41J2/14016—Structure of bubble jet print heads
    • B41J2/14072—Electrical connections, e.g. details on electrodes, connecting the chip to the outside...
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/135—Nozzles
    • B41J2/14—Structure thereof only for on-demand ink jet heads
    • B41J2/1433—Structure of nozzle plates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/17—Ink jet characterised by ink handling
    • B41J2/175—Ink supply systems ; Circuit parts therefor
    • B41J2/17503—Ink cartridges
    • B41J2/17506—Refilling of the cartridge
    • B41J2/17509—Whilst mounted in the printer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/17—Ink jet characterised by ink handling
    • B41J2/175—Ink supply systems ; Circuit parts therefor
    • B41J2/17503—Ink cartridges
    • B41J2/17513—Inner structure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D43/00—Lids or covers for rigid or semi-rigid containers
    • B65D43/02—Removable lids or covers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D83/00—Containers or packages with special means for dispensing contents
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/0272—Adaptations for fluid transport, e.g. channels, holes
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/11—Printed elements for providing electric connections to or between printed circuits
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
    • A61L2209/10—Apparatus features
    • A61L2209/13—Dispensing or storing means for active compounds
    • A61L2209/133—Replaceable cartridges, refills
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
    • A61L2209/10—Apparatus features
    • A61L2209/13—Dispensing or storing means for active compounds
    • A61L2209/134—Distributing means, e.g. baffles, valves, manifolds, nozzles
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/021—Heaters specially adapted for heating liquids
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49718—Repairing
    • Y10T29/49732—Repairing by attaching repair preform, e.g., remaking, restoring, or patching

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Mechanical Engineering (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
  • Micromachines (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)

Abstract

A microfluidic refill includes a reservoir having a hollow body and an opening; a transport member in fluid communication with the reservoir; and a lid enclosing the opening of the reservoir. The lid is in fluid communication with the transport member. The lid comprises a rigid microfluidic delivery member. The rigid microfluidic delivery member includes a die and electrical traces that are in electrical communication with the die, wherein the electrical traces terminate at electrical contacts, wherein the electrical traces are disposed on only one plane. The die has a fluid chamber in fluid communication with the transport member at an inlet of the fluid chamber and with an orifice at an outlet of the fluid chamber.

Description

For discharging the microfluid delivery system of fluid composition
Technical field
The disclosure relates generally to the system for being delivered to fluid composition in air, and more particularly, to example Such as microfluid delivery system, it include for by thermal activation fluid composition (such as flavor compositions) by fluid composition The microfluid delivering being delivered in air refills portion.
Background technology
There are various systems with by the atomization of the microfluid of energization (i.e. electric power/battery is powered) that volatile compositions are all As flavor compositions are delivered in air.Have attempted at present use the microfluid delivery system of thermal activation, and concrete underground heat Ink-jet systems carry out delivering scent.However, some in these trials are directed to use with similar to ink is brushed in substrate or surface The method of those the dulcet fluid of black base is printed onto on substrate or surface dielectric.
Thermal ink jet technology utilizes replaceable cartridge, the replaceable cartridge comprising fluid and control fluid from the box discharge it is micro- Mechatronic Systems (" MEMS ") type printhead.Include flexible circuit for some boxes that fluid is printed onto in substrate with provide box and Electric connection between distributor.Substrate to be printed is positioned in order to press close to Inkjet Cartridge, the electrical connection on Inkjet Cartridge must be away from Substrate is positioned.Therefore, the electrical connection on flexible circuit may be provided at from wherein ink from the different plane in the hole of Inkjet Cartridge release. Therefore, when new Inkjet Cartridge is inserted in printer, Inkjet Cartridge needs to be connected relative at least two planes with printer.This can Cause the design of printer and to the restriction in terms of the access of Inkjet Cartridge, and increase the complexity for replacing Inkjet Cartridge.In addition, one A little flex circuits are relative complex for manufacturing and being attached on the print cartridge of complicated shape.
In addition, flex circuit may be made up of expensive material such as polyimides.Additionally, the pliability of circuit board The electrical connection between Inkjet Cartridge and printer can be made to be deteriorated.This is because the tie point of flex circuit can oxygen over time Change, especially in the presence of some chemical evapns, so as to cause what the electrical connection between Inkjet Cartridge and printer was eliminated It is true.
Thus, it would be advantageous to the microfluid delivery system for being delivered to fluid composition in air is provided, its Using relatively inexpensive circuit board, and also easy to manufacture.Additionally, it may be advantageous to provide microfluid delivery system, its Is provided and strong and reliable electrical connection provide between portion and microfluid delivery system.Additionally, it may be advantageous to provide relative appearance The microfluid delivery system easily replaced and refill portion.
The content of the invention
The aspect of the disclosure includes that microfluid delivering refills portion, and it includes the reservoir with hollow body and opening； The transfer member connected with the reservoir fluid；And the lid of the opening of the encapsulating reservoir.The lid and the conveying Component is in fluid communication.The lid includes rigid microfluid delivery member.Microfluid delivery member include tube core and with the tube core The electric trace of electric connection.Electric trace terminates at electric contact.Electric trace is provided only in a plane.The tube core includes fluid Room, the fluid chamber is in fluid communication and in the outlet of the fluid chamber in the porch of the fluid chamber with the transfer member Place is in fluid communication with hole.
The microfluid delivery system of the aspect of the disclosure including thermal activation, it includes shell and can be with shell releasedly What is connected refills portion.The portion of refilling includes the reservoir with hollow body and opening；With the opening for encapsulating the reservoir Lid.The lid includes rigid microfluid delivery member.Microfluid delivery member includes tube core and is electrically connected with the tube core Electric trace.Electric trace terminates at electric contact.Electric trace is provided only in a plane.The shell limits microfluid delivering body Be is inside and outside.The shell includes the support element being arranged in the inner space of shell.Fluid delivering refills portion It is slidably connected with support element.
Include the method that the utilization portion of refilling refills the microfluid delivery system of thermal activation in terms of the disclosure, wherein The portion of refilling includes the reservoir with hollow body and opening, the lid of the opening of encapsulating reservoir.Lid includes microfluid Delivery member, the electric trace that the microfluid delivery member has tube core and is electrically connected with the tube core.Electric trace is in electric contact Place terminates.Electric trace is provided only in a plane.The method comprising the steps of：There is provided limit it is inside and outside outer Shell, wherein the shell includes the support element being arranged in the inside of shell；And flat with what electric trace was arranged on The fluid delivering portion of refilling is slipped in support element on the parallel direction in face.
Description of the drawings
Fig. 1 is the perspective schematic view of microfluid delivery system.
Fig. 2 is the support element of microfluid delivery system and the perspective view in the portion that refills.
Fig. 3 is the perspective view in the portion that refills.
Fig. 4 is the perspective view of microfluid delivery member.
Fig. 5 is the perspective view of the cylindricality reservoir in the portion that refills.
Fig. 6 is the perspective view of the cube shaped reservoir in the portion that refills.
Fig. 7 A are the profile for refilling portion of Fig. 3 that 7A-7A along the line is intercepted.
Fig. 7 B are the detailed view of the part 7B of Fig. 7 A.
Fig. 8 is the anterior elevational view of the transfer member in the portion that refills.
Fig. 9 is the perspective view of the lid in the portion that refills.
Figure 10 is the schematic side elevation view in the portion that refills, and the portion of refilling has integrated with the lid in the portion that refills micro- Fluid delivery member.
Figure 11 is the schematic top plan view of the tube core of microfluid delivery member.
Figure 12 is the profile of the tube core of Figure 11 that 12-12 along the line is intercepted.
Figure 13 is the detailed view of the part 13 of Figure 12.
Figure 14 is the schematic side elevation view of a part for microfluid delivery member and support element.
Figure 15 is the schematic side elevation view of a part for microfluid delivery member and support element.
Figure 16 is the schematic side elevation view of a part for microfluid delivery member and support element.
Figure 17 is the profile of the microfluid delivery member of Fig. 4 that 17-17 along the line is intercepted.
Figure 18 is the perspective view of printed circuit board (PCB), and the printed circuit board (PCB) has the outside for covering printed circuit board (PCB), described Outside is removed to illustrate interior details.
Figure 19 is the perspective view of printed circuit board (PCB), and its part is removed to illustrate the details of electrical connection.
Figure 20 is the schematic side elevation view of microfluid delivery system, and it has flat horizontal alignment roof with cover Refill portion.
Figure 21 is the perspective schematic view in the portion that refills, and the portion of refilling has the miniflow being connected with the side wall of the lid Body delivery member.
Figure 22 is the schematic side elevation view of microfluid delivery system, and the microfluid delivery system has at an angle setting That what is put refills portion.
Figure 23 is the perspective schematic view in the portion that refills, and the portion of refilling has the lid of the angled roof of band.
Figure 24 is the schematic side elevation view of microfluid delivery system, and the microfluid delivery system has angulation with cover That spends roof refills portion.
Figure 25 is the perspective schematic view in the portion that refills, and the portion of refilling is with the roof relative to the lid into one jiao The microfluid delivery member of degree.
Figure 26 is the perspective schematic view in the portion that refills, and the portion of refilling is configured on the direction parallel with gravity Fluid composition is delivered to into tube core.
Figure 27 for microfluid delivery system schematic side elevation view, it has and is configured in the direction parallel with gravity On refill portion by what fluid composition was delivered to tube core.
Figure 28 is the schematic side elevation view of the microfluid delivery system for being constructed having battery supply.
Figure 29 for tube core perspective view, fluid passage, fluid chamber and hole that it illustrates tube core.
Figure 30 is the detailed view of the part 30 of the tube core of Figure 29.
Figure 31 is the detailed view of the part 31 of the tube core of Figure 30.
Specific embodiment
The various non-limiting construction of the disclosure will now be described to provide to being disclosed herein for combination of fluids Thing is delivered to the overall understanding of structure, function, manufacture and the application principle of the microfluid delivery system in air.These are unrestricted Property construction in one or more examples be illustrated in accompanying drawing.It will be understood by those skilled in the art that described herein And accompanying drawing shown by microfluid delivery system be non-limiting example construction, and the disclosure is various non-limiting The scope of embodiment is limited only by the appended claims.Non-limiting it is shown constructed in or described feature can be with other with reference to one The combinations of features of non-limiting construction.Such modification and modification are intended to be included in the scope of the present disclosure.
The disclosure includes the microfluid delivery system for being delivered to fluid composition in air.For example, microfluid is passed System is sent to can be used to that flavor compositions are delivered in air.Microfluid delivery system includes limiting the interior of microfluid delivery system Portion and the shell of outside, and the support element being arranged in the inside of microfluid delivery system.Microfluid delivery system is also wrapped Including can refill portion with the support element of shell is releasably attached.Microfluid delivery system also includes power supply.Refill Portion is configured to thermal activation fluid composition fluid composition is discharged in air.
The portion of refilling of the disclosure includes the conveying that the reservoir for accommodating fluid composition is connected with reservoir fluid The lid of the opening of component and encapsulating reservoir.The lid includes the rigid miniflow for being delivered to fluid composition in air Body delivery member.The microfluid delivery member includes microfluid tube core.As used herein, term " microfluid tube core " refers to pipe Core, the tube core includes that shaping method using semiconductor microactuator (such as thin film deposition, passivation, etching, spinning, sputters, covers Cover, epitaxial growth, wafer/wafer are combined, miniature thin-film lamination, solidification, cutting etc.) made by fluid injection system.These sides Method is known in the art for preparing MEMs devices.Microfluid tube core can be made up of silicon, glass or their mixture.It is described Microfluid tube core includes multiple microfluidic chambers, and it each includes corresponding actuating element：Heating element heater or electromechanical actuator.With this The mode of kind, the fluid injection system of microfluid tube core can be miniature hot nucleation (for example, via heating element heater) or micromachine Activate (for example, via film piezo-electric or ultrasound).Suitable for a type of microfluid of the microfluid delivery system of the present invention Tube core is the US 2010/0154790 as transferred STMicroelectronics S.R.I. (Geneva, Switzerland) Described in the integrated spray nozzle film obtained by MEMs technologies.In the case of film piezo-electric, piezoelectric is generally via spinning Silk and/or sputtering technology apply.Semiconductor microactuator processing method allows to prepare one or thousands of simultaneously in a batch methods MEMS device (batch methods are made up of multiple mask layers).Microfluid delivery member includes the stream with tape entry and outlet The tube core of body room.The entrance of fluid chamber is in fluid communication with transfer member and the outlet of fluid chamber is in fluid communication with hole.Microfluid Delivery member is additionally included in the electrical lead terminated at electric contact and is delivered with providing from the power supply of microfluid delivery system to microfluid The electrical connection of the tube core of component.Electrical lead is provided only in a plane.Electric contact and tube core may be provided at substantially parallel In plane, and in some representative configurations, electric contact and tube core may be provided on same level.The hole of tube core can be vertical The square upper shed of the plane being arranged in electrical lead.
The portion of refilling can be slidably connected with shell.By in the side parallel with the plane that electric trace is arranged on The portion of refilling is slipped in support element upwards, the portion of refilling can be inserted in microfluid delivery system.The wall of support element can Including electric contact, the electric contact is configured to and refills the electric contact connection in portion.Refilling the electric contact in portion can have company It is connected to the top surface of the electric contact of support element.
In operation, fluid composition is advanced from reservoir, in transfer member, and in tube core.In tube core, Fluid composition is advanced in fluid chamber and heated, described so as to produce bubble to make the part volatilization of fluid composition Bubble causes the droplet of fluid composition to discharge by the hole of tube core.The droplet of fluid composition discharges from the portion of refilling and passes through The hole of shell is exited in air.
Once fluid composition exhausts from the portion of refilling, then the portion of refilling can be removed from shell, and new can again be filled out Fill the cage connection in portion and microfluid delivery system.In other examples construction, once fluid composition exhausts, then refill Portion can be refilled by additive fluid composition.
Microfluid delivery member is configurable to the independent assembly with lid attachment, or can be integrally formed with lid.Exemplary In construction, wherein microfluid delivery member is independent component, and the microfluid delivery member can include tube core and electric contact The form construction of circuit board.Circuit board can be made up of rigid material and be touched with the electricity on electric contact and support element on circuit boards Sane mechanical interface is provided between point.In such representative configuration, circuit board can be with the external connection of lid.In other examples Property construction in, microfluid delivery member can be integrally formed with lid.In such representative configuration, lid can be made up of rigid material with Offer is connected with the forceful electric power of the electric contact on support element.
Although the disclosure discusses microfluid delivery system for the purposes delivered flavor compositions in air, should When the microfluid delivery system for understanding the disclosure can be used to that various other fluid compositions are delivered in air.For example, miniflow Body delivery system can be used for delivery of cosmetic composition, emulsion compositions, Cleasing compositions and for any industry in it is various Other compositions.
As illustrated in fig. 1 and 2, microfluid delivery system 100 includes limiting the inside 104 of microfluid delivery system 100 and outer The shell 102 in portion 106.The shell 102 may include the support element being arranged in the inside 104 of microfluid delivery system 100 110.The shell 102 may include the door 118 for accessing the inside 104 of microfluid delivery system 100.Support element 110 is wrapped Include hole 126.Support element 110 also includes electric contact 124.
Microfluid delivery system 100 also includes that portion 108 can be refilled with support element 110 is releasably attached.Again Filling part 108 can be heated the fluid composition that will be received in refilling in portion 108 using hot type and is discharged in air.Refill Portion 108 can be releasably attached with shell 102.Shell 102 is included at the outside 106 of microfluid delivery system 100 The hole 118 fluid composition being delivered to from the portion that refills 108 in air.The hole 126 of support element 110 and the hole of shell 102 118 alignment.Microfluid delivery system 100 also includes the power supply 120 being electrically connected with the electric contact 124 of support element 110.
In some representative configurations, as shown in Fig. 2 refill portion 108 can slidably connect with support element 110 Connect.Refilling portion 108 can be releasably attached or be slidably connected with support element 110 in a variety of ways.For example, can use Lock ＆ key system will refill portion 108 and be connected with support element 110 so that the unsuitable portion that refills passs for microfluid The possibility in system 100 is sent to minimize.
As shown in figure 3, refilling portion 108 includes the reservoir 130 for accommodating fluid composition 122 and the storage Transfer member 132 and the lid 134 of encapsulating reservoir 130 that device 130 is in fluid communication.The lid 134 is included for will be received in storage Fluid composition 122 in storage 130 is delivered to the rigid microfluid delivery member 136 in air.
Referring to Fig. 3 and 4, microfluid delivery member 136 includes tube core 140 and electrical lead 142, and the electrical lead is provided from micro- Electric connection of the power supply of fluid delivery system to the tube core 140 of microfluid delivery member 136.The electricity of microfluid delivery member 136 Lead 142 includes being arranged on the electric contact 144 of the terminal part office away from the farthest electrical lead 142 of tube core 140.Referring to Fig. 2 and 4, The electric contact 144 of microfluid delivery member 136 is electrically connected with the electric contact 124 of support element 124.
Referring to Fig. 5, reservoir 130 is configured to wherein accommodate the hollow body in fluid composition.Reservoir 130 can be wrapped Include a kind of or multiple adjacent walls 150, the substrate 152 being connected with the wall 150, and the opening relative with the substrate 152 154.Reservoir 130 can be constructed with various different shapes.For example, reservoir 130 can have cylindricality as shown in Figure 5, or can have There is cubic shaped as described in Figure 6.Reservoir 130 may include various materials, including glass or rigid polymer material, such as Polyester or polypropylene.Reservoir 130 is configurable to have various sizes.For example, reservoir 130 can have about 20mm To the height H of about 60mmR, and bottom 152 can have the width W of about 15mm to about 40mmR.The reservoir can be transparent , it is translucent or opaque.In some representative configurations, single microfluid delivery system is configurable to reception to be had Portion 108 is refilled for accommodating the not various various sizes of reservoir 130 of same amount fluid composition.
Referring to Fig. 3 and 7A, in some representative configurations, transfer member 132 is loose structure, and the loose structure is provided Capillary force from reservoir 130 by fluid composition 122 being drawn to microfluid delivery member 136.Transfer member 132 can be limited First end part 160, second end part 162 and by first end part 160 and second end part 162 it is separate in Center portion point 164.The first end part 160 of transfer member 132 is in fluid communication with fluid composition 122, and second end portion 162 are divided to be in fluid communication with tube core 140.The second end part 162 of transfer member 132 can extend at least partly into reservoir 130 outside.Even if first end part 160 can be in fluid communication so as in reservoir 130 with the bottom 152 of reservoir 130 Fluid composition content it is low when also fluid composition is delivered to into tube core 140.In some representative configurations, the conveying structure Part 132 can be stored for the wall 150 of device 130 and surround completely.Depending on the construction of microfluid delivery system 100, fluid composition 122 Can up or down advance along transfer member 132.In some representative configurations, fluid composition 122 is relative with gravity along defeated Component is sent to travel upwardly.
In other examples construction, transfer member 132 is configurable to otherwise be delivered to fluid composition Tube core.For example, transfer member 132 may include mechanical pump fluid composition is delivered to into tube core 140 from reservoir 130.At it In its representative configuration, transfer member 132 may include sponge.Transfer member 132 may be configured with spring to provide pressure to sponge So as to fluid composition is fed to into tube core 140.In other examples construction, can be incited somebody to action using bag technique in such as aerosol or bottle Refill portion 108 to pressurize for fluid composition to be fed to tube core 140.
Transfer member 132 is configurable to have a variety of shapes.For example, transfer member 132 can have cylindricality (such as Shown in Fig. 8), or it is elongated cube shaped.Transfer member 132 can pass through height HT, length LTAnd width WTTo limit.Transfer member 132 can have various height.For example, the height H of transfer member 132TCan be in about 1mm to about 100mm, or about 5mm is to about In the range of 75mm, or about 10mm to about 50mm.Transfer member 132 can have various length.For example, transfer member 132 Length LTCan be in the range of about 15mm to about 55mm.Transfer member 132 can have various width.For example, transfer member 132 Width WTCan be in the range of about 3mm to about 10mm.
Transfer member 132 can be made up of various materials such as polymer fiber or particle.For the exemplary of transfer member Polymer includes polyethylene, ultra-high molecular weight polyethylene (UHMW), nylon 6 (N6), polypropylene (PP), polyester fiber, ethene second Vinyl acetate, polyether sulfone, polyvinylidene fluoride (PVDF) and polyether sulfone (PES), polytetrafluoroethylene (PTFE) (PTFE) and they Combination.Transfer member 132 alternatively can be made up of other materials such as fiber or granular metal and fibrous carbon.
In some representative configurations, transfer member 132 does not contain polyurethane foam.Many ink-jets refill box and use perforate Polyurethane foam, its over time (for example 2 or 3 months afterwards) may be with some fluid compositions such as flavor compositions It is incompatible, and may rupture.
Wherein capillary is conveyed for fluid composition to be delivered in the representative configuration of tube core 140, the conveying Component can show effective aperture.The transfer member 132 can show about 10 microns to about 500 microns, or about 50 microns To about 150 microns, or about 70 microns of average effective pore.The average hole internal volume of transfer member 132 is for about 15% to about 85%, or about 25% to about 50%, or about 38%.
In some representative configurations, such as when fluid composition includes flavor compositions, transfer member may be configured with High-density composition with contribute to accommodate flavor compositions fragrance.In one embodiment, the transfer member is by plasticity Material is made, and it is selected from high density polyethylene (HDPE) (HDPE).As used herein, high density transfer member may include various materials, its With about 20 microns to about 150 microns, or about 30 microns to about 70 microns, or about 30 microns to about 50 microns, Huo Zheyue Aperture or approximate aperture (such as in the case of fiber base wick) in 40 microns to about 50 micrometer ranges.
As shown in Fig. 3 and 7A, lid 134 is connected with reservoir 130 and provides encapsulation piece to the reservoir.The lid 134 Can construct in a variety of ways.The lid 134 can be rigid.The lid 134 can be made up of various materials, including solid polymerization Thing material such as polyester or polypropylene.The lid 134 can be connected in a variety of ways with reservoir 130.For example, lid 134 can screw thread It is connected on reservoir 130 or can be snapped fit onto on reservoir 130 using various types of securing members.In some representative configurations In, lid 134 and reservoir 130 are integrally formed.In some representative configurations, lid 134 perhaps be able to can be released with reservoir 130 Connect with putting.However, in other examples construction, lid 134 can permanently, or semi-permanently be connected with reservoir 130.
As shown in Fig. 7 A and 9, lid 134 may include charging port 138 to fill reservoir 130 with fluid composition.Therefore, exist In the case that lid 134 is connected with reservoir 130 or in the case where lid 134 is removed from reservoir 130, can be filled out with fluid composition Fill the portion of refilling 108.
In some representative configurations, lid 134 may include exhaust outlet 146 so that air can be replaced from the portion that refills 108 The fluid composition of release.Exhaust outlet 146 can be in fluid communication with the exhaust passage 148 in lid 134, and the exhaust passage guiding is empty Gas is entered in reservoir 130 by the exhaust outlet 137 in microfluid delivery member 136.
As shown in Figure 7 A, lid 134 may include joint 170, and the joint 170 is connected transfer member 132 with lid 134.Connect 170 can be integrally formed with lid 134, or joint can be the independent assembly being connected with the inner surface 139 of lid 134.Joint 170 By constituting with the identical material of lid 134, or can be made up of different materials.Joint 170 can be made up of various materials.Example Such as, joint 170 can be made up of rigid polymer such as polyester or polypropylene.Exemplary adapter is described on June 18th, 2014 and carries Hand over, entitled " MICROFLUIDIC DELIVERY SYSTEM ", in the U.S. Patent application of attorney 13414.
As shown in Figure 7 A, lid 134 includes hole 149 to provide fluid communication between transfer member 132 and tube core 140.
As shown in Figure 7 A, refill portion 108 to may also include filter 158 to prevent particle from entering tube core 140 and blocking stream Body passage.Filter 158 can be positioned between transfer member 132 and lid 134.Filter 158 is configurable to loose structure, The loose structure has so that fluid composition easily passes through, but hinders the particle of specific dimensions to enter between tube core 140 Gap space.For example, filter 158 can hinder particle, the particle to have more than the size of minimum fluid passage in tube core 140 About 1/3rd size.In some representative configurations, filter 158 is connected with lid 134 so that fluid composition is from conveying Component 132 passes through, by filter 158, by the hole 149 in lid 134, and into tube core 140.Adhesive such as ring can be used Oxygen resin binder is attached filter 158 with lid 134.It should be appreciated that being determined by the size of the particle of transfer member 132 With the construction of transfer member 132, transfer member 132 can also act as filter.
As mentioned above simultaneously as shown in figure 4, lid 134 includes rigid microfluid delivery member 136.In some representative configurations In, as shown in figure 4, rigid microfluid delivery member 136 is configurable to the stand-alone assembly being connected with the outer surface 135 of lid 134. In other examples construction, as shown in Figure 10, rigid microfluid delivery member 136 is configurable to the black box of lid 134 And may be provided on the outer surface 135 of lid 134.
Microfluid delivery member 136 includes tube core 140 and the electricity being connected with tube core 140 of termination draws at electric contact 144 Line 142.As shown in FIG. 11 and 12, tube core 140 includes the fluid passage 156 being in fluid communication with one or more fluid chamber 180.Often Individual fluid chamber 180 has one or more adjacent walls 182, entrance 184 and outlet 186.The entrance 184 of each fluid chamber 180 with The fluid passage 156 of tube core 140 is in fluid communication, and the fluid of hole 190 of the outlet 186 of each fluid chamber 180 and nozzle plate 188 Connection.Fluid chamber 180 is configurable to have a variety of shapes.
Referring to Figure 11 and 12, tube core 140 also includes the nozzle plate 188 with one or more holes 190.It is exemplary at some In construction, each hole 190 can be in fluid communication with the outlet 186 of single fluid chamber 180 and cause fluid composition from the row of fluid chamber 180 Enter, the hole 190 of the nozzle plate 188 by being in fluid communication with fluid chamber 180, and get into the air.Nozzle plate 188 can with it is various not Construct with mode.For example, nozzle can have about 10 microns to about 30 microns, or about 20 microns to about 30 microns of thickness LN.Spray Mouth plate 188 can be made up of various materials.Nozzle plate 188 can be made up of dry film or liquid photo-induced corrosion resistant material.Exemplary materials bag Include the dry photo-induced corrosion resistant material of rigidity, such as purchased from Tokyo Ohka Kogyo Co, TMMF, TMMR, SU-8 of Ltd (Japan) and AZ4562。
In some representative configurations, nozzle plate 188 may include at least 5 holes, at least 10 holes or at least 20 holes, Or about 5 to about 30 holes.Hole 190 is configurable to have a variety of shapes.For example, hole 190 can be it is circular, square, Triangle or ellipse.Hole 190 is configurable to have a variety of width WO.Width WOCan be at about 15 microns to about 30 In micrometer range.It should be appreciated that the geometry combinations of fluid chamber 180 and nozzle plate 188 are discharged with limiting from the portion that refills 108 Fluid composition droplet geometry.
In some representative configurations, as shown in figure 4, hole 190 is perpendicular to or being substantially perpendicular to electrical lead 142 and set The direction upper shed of plane placed on it.In some representative configurations, hole 190 can be arranged at it relative to electrical lead 142 On plane into various other angle openings.
As shown in figure 4, electric contact 144 and tube core 140 can spacing distance D1.It is described apart from D1Can in about 5mm to about 30mm, Or in the range of about 15mm to about 30mm.It should be appreciated that described apart from D1Allow enough between tube core 140 and electric contact 144 Separation with prevent electric contact 144 from being discharged from the portion that refills 108 fluid composition pollution.In addition, making apart from D1Minimize Minimize can the size that refill portion 108, while tube core 140 and electric contact 144 are remained set at substantially the same In plane.Minimizing the size for refilling portion 108 can reduce refilling the cost in portion 108.
Referring to Fig. 4 and 13, in some representative configurations, electrical lead 142 is provided only in a plane.Work as electrical lead 142 when being provided only in a plane, and rigid and cheap material can be used for microfluid delivery member 136.This is arranged with having The typical ink-jet box of the electrical lead at least two Different Planes is contrary.Additionally, from be L-shaped so as to will be different flat positioned at two Electric contact on the face typical ink-jet separate with fluid bore refills the flexible member in portion and compares, manufacture have be provided only on one The rigid microfluid delivery member 136 of the electrical lead 142 in plane is relatively easy.
In some representative configurations, as illustrated in figures 14-16, electric contact 144 and tube core 140 are arranged on substantially parallel In plane.As used herein, " substantially parallel plane " refer in 0-10 degree, it is or alternatively parallel flat in 0-5 degree Face.In some representative configurations, electric contact 144 and tube core 140 are arranged on the same plane.In such representative configuration In, microfluid delivery member 136 can be made up of relatively cheap and easy to manufacture rigid material.In addition, in such exemplary structure In making, the portion of refilling is configurable to be slidably engaged with support element.
In some representative configurations, as shown in figure 15, tube core and electric contact can be located at the relative of microfluid delivery member On outer surface.In such representative configuration, microfluid delivery member 136 can be by relatively cheap and easy to manufacture rigid material Constitute.In addition, in such representative configuration, the portion of refilling is configurable to be slidably engaged with support element.
Referring to Figure 13 and 17, tube core 140 by support substrate 200, conductive layer 202 and can limit the wall 182 of fluid chamber 180 One or more polymeric layers 204 constitute.The conductive layer 202 of support substrate 200 and polymeric layer 204 are provided the structural support, And limit the entrance 184 of fluid chamber 180.Support substrate 200 can be made up of various materials such as silicon or glass.Conductive layer 202 It is arranged in support substrate 200, so as to form the electric trace 206 with high conductivity and the heater with relatively low conductivity 208.Other semiconductives, conductive and insulating materials can be deposited to form switching circuit so as to control electric signal.Heater 208 can be with Each fluid chamber 180 of tube core 140 is associated.Polymeric layer 204 is arranged on conductive layer 202 and limits fluid chamber 180 The outlet 186 of wall 182 and fluid chamber 180.The nozzle version 188 of tube core 140 is arranged on polymeric layer 204.
As described above, in some representative configurations, microfluid delivery member 136 (including tube core 140 and electrical component) quilt It is configured to the independent assembly being connected with lid 134.As shown in Figures 3 and 4, in such representative configuration, microfluid delivery member 136 Can be in the form of printed circuit board (PCB) 210.Printed circuit board (PCB) 210 can be rigid structure.
As shown in figure 18, printed circuit board (PCB) 210 may include by rigid material such as fiberglass-epoxy composite substrate The bottom substrate 212 that material is constituted.Printed circuit board (PCB) 210 may additionally include the top surface of printed circuit board (PCB) 210 and/or bottom Conductive layer on surface.Conductive layer includes electrical lead 142 and electric contact 144, and can be made up of metal material such as copper.
Referring to Figure 19, by using adhesive such as epoxy adhesive, tube core 140 can be attached to printed circuit board (PCB) 210.Can by wire bonding method set up from tube core 140 to the electrical connection of printed circuit board (PCB) 210, its medium and small silk 220 can heat be attached to The re-spective engagement pad 224 on bond pad 222 and printed circuit board (PCB) 210 on tube core 140.Little silk 220 can for example by gold or Aluminium is constituted.Encapsulating material 226, such as epoxide compound can be administered between welding wire 220 and bond pad 222 and 224 Land is preventing Weak link mechanical failure and other ambient influnences.
Conductive layer is arranged to by conductive path by etch process processing.Conductive path passes through light curable polymeric layer 204 (it is frequently referred in the industry solder mask) prevent mechanical failure and other rings in most of region of printed circuit board (PCB) 210 Border affects.In selected region, such as fluid composition flow path 222 and bond pad 224, conductive copper path can be received The such as gold protection of inert metal coating.Other materials select the high conductivity metal that can be tin, silver or other hypoergia.
Inert metal coating in fluid path prevents printed circuit board (PCB) 210 by the potential damage of fluid composition.Because this Fluid composition be to tube core 140 through printed circuit board (PCB) 210 it is necessary, so the fluid composition can cause it is more anti- The metal of answering property such as copper or metal ion are degraded or in the case where inert metal coating is not used, metal-fluid chemistry The product degradable fluid composition of reaction.In addition, because bottom substrate 212 easily can be affected by the migration of fluid composition, institute The fluid composition being included in the inert metal coating of fluid flow path in desired flow path.
As shown in figure 19, printed circuit board (PCB) 210 can have various thickness TPCB.The thickness T of printed circuit board (PCB) 210PCBCan be situated between Between about 0.8mm and about 1.6mm are thick.Printed circuit board (PCB) 210 can have the conductive layer on one or two side, Huo Zheke Printed circuit board (PCB) is built in the form of layer with reference to four or more conductive layers.In printed circuit board (PCB) 210, between conductive layer Electrical conductivity by being realized by electroplating technology cladding hole in a metal or groove.This pores or groove usually become and run through Hole.In some representative configurations, printed circuit board 210 is double deck type, and wherein electroplating bath 230 is located at the lower section of tube core 140. Electroplating bath 230 forms the fluid path to tube core 140, and metal plating forms impermeable dividing plate.
As shown in Figure 10, in other examples construction, microfluid delivery member 136 can be integrally formed with lid 134.Here In class construction, tube core 140, electrical lead 142 and electric contact 144 can be directly connected to lid 134, rather than be attached to the conduct of lid 134 Independent assembly.In such representative configuration, the rigid material of lid 134 contribute to the portion that refills 108 and support element 110 it Between provide forceful electric power connection.
Referring to Fig. 7 A, 7B and 13, fluid composition is advanced in the fluid path from reservoir 130, by transfer member 132, by filter 158, by the hole 149 in lid 134, into tube core 140, and get into the air.Refill portion 108 to pass through Capillarity in balance tube core 140 and transfer member 132 works.It should be appreciated that tube core 140 has in the fluid path Minimum fluid passage, and therefore can in the fluid path produce highest capillary pressure.Conversely, transfer member 132 is by structure Cause that there is the capillary pressure lower than tube core 140 so that fluid composition preferentially flows into tube core 140 from transfer member 132 In.Transfer member 132 may be selected to relative small porosity and high capillary pressure to contribute to injecting the portion of refilling 108 Process, by as described in further detail below.However, the injection in order to maintain to refill portion 108, it should be understood that, it is considered to manage Core 140 arrives the highest pressure and hydrostatic pressure of the Free Surface of fluid composition, the combination of fluids at tube core 140 and transfer member 132 The gauge pressure (relative to surrounding) of thing can not be less than maximum capillary pressure that can be lasting at hole.
Transfer member 132 provides the Fluid pressure being slightly below at the tube core 140 of atmospheric pressure.Fluid pressure at tube core 140 Power is measured as being partly submerged in fluid composition therein to transfer member 132 from the interface of transfer member 132 and tube core 140 The pressure and hydrostatic pressure of Free Surface measurement.Making the fluid composition in tube core 140 be slightly below environmental pressure prevents fluid composition The tap hole 190 under the influence of hydrostatic pressure or boundary moisture.
Support element 110 can be constructed in a variety of ways.For example, as illustrated in fig. 1 and 2, support element 110 may include roof 112 diapires 114 relative with roof 112, and/or the side wall 116 extended between roof 112 and diapire 114.Show at other In construction, as shown in figure 20, support element 110 may include one or more side walls 116 and diapire 114.One or more Side wall 116 and diapire 114 are integrally formed.
Microfluid delivery member 136 may be provided in the various positions on the lid 134 in the portion of refilling 108.For example, such as Fig. 7 A Shown, microfluid delivery member 136 may be provided on the roof 141 of lid 134.In other examples construction, such as Figure 21 institutes Show, microfluid delivery member may be provided on the side wall 143 of lid 134.
The lid can be constructed in a variety of ways.For example, it is all as shown in figure 3, lid in some representative configurations 134 roof 141 can be arranged with substantially planar and level orientation.In some representative configurations, microfluid delivery member 136 can be arranged with substantially planar and level orientation.In such representative configuration, fluid composition can be with respect to the horizontal plane Angle, θ into about 90 degree discharges in an upward direction.
In some representative configurations, it is all as shown in figure 22, refilling portion 108 and being at an angle of θ and be arranged in shell 102 makes Obtain fluid composition to discharge with the horizontal the angle between zero degree and 90 degree.In other examples construction, such as scheme Described in 23 and 24, the wall of the lid 134 that microfluid delivery member is arranged on is (merely for exemplary purpose, in Figure 23 and 24 In be shown as the roof 141 of lid 134) can be at an angle of, and therefore, microfluid delivery member 136 at an angle can be arranged.Such In representative configuration, fluid composition with respect to the horizontal plane can discharge into the angle, θ between zero degree and 90 degree.Show at other In construction, all as shown in figure 25 lid 134 can be flat and substantial horizontal is orientated, while microfluid delivering structure Part 136 (can be shown as lid 134 relative to the wall of the lid 134 that microfluid delivery member 136 is arranged on merely for exemplary purpose Roof 141) setting at an angle.In such representative configuration, fluid composition can with respect to the horizontal plane between zero degree And the angle, θ release between 90 degree.
Fluid composition can discharge with microfluid delivery system into various angles.In some representative configurations, may Expect to discharge fluid composition on the horizontal the direction between zero degree and 90 degree.For example, can with the horizontal Fluid composition is discharged on direction between about 40 degree and about 75 degree.It is without being bound by theory, it is believed that with the horizontal Fluid composition is discharged on direction between about 40 degree and about 75 degree to be made to fall on shell 102 and/or surface such as desk Or the amount of the fluid composition on floor is minimized.That is, can be caused with discharging fluid composition with the horizontal 90 degree of angle A part for fluid composition is deposited on microfluid delivery system.Equally, with the horizontal the angle of zero degree release fluid Composition can cause the surface that deposits to of a part for fluid composition, the such as work top on floor, kitchen or desk lower section On.
Although as shown in Fig. 3 and 7A, transfer member 132 can overcome gravity to be delivered up fluid composition, it is to be understood that, In some representative configurations, described in such as Figure 26 and 27, refill portion 108 can be configured so that with act on fluid group The gravity identical direction of compound is fed to fluid composition in tube core 140.In such representative configuration, portion 108 is refilled May include loose structure and discharged from tube core 140 with controlling fluid composition.
As described above, microfluid delivery system 100 may include power supply 120.Microfluid delivery system 100 can be by exchange electric mortiser Seat power supply, as shown in Figure 1.Or, in other examples construction, microfluid delivery system 100 can be supplied by battery supply 121 Electricity, as shown in figure 28.In such representative configuration, battery supply 121 is to use power supply 120 rechargeable.
Perfusion refills portion
As it was previously stated, when refilling portion 108 and insert in shell 102, irrigating refilling for microfluid delivery system 100 Portion 108.By from transfer member 132, hole 149, filter 158, lid 134, printed circuit board (PCB) 210 groove 230 (when it is present) The portion of refilling 108 is irrigated with any air is removed in tube core 140.In some representative configurations, can seal after the priming Nozzle is preventing from before the shell that the portion that refills 108 inserts microfluid delivery system 100, refilling the venting of portion 108 or fluid The vapo(u)rability loss of composition.
The operation of microfluid delivery system
As it was previously stated, microfluid delivery system 100 can deliver fluid composition using hot type heating from the portion that refills 108 122.Referring to Fig. 1,3,7A, 10 and 13, in operation, using capillary force the fluid composition in reservoir 130 is will be received in Transfer member 132 is towards lid 134 in 122 wickings.After through the second end part 162 of transfer member 132, combination of fluids Thing 122 is advanced through filter 158, when it is present, by the hole 149 in lid 134, and in tube core 140.Such as Figure 29- Shown in 31, fluid composition 122 is advanced through fluid passage 156 and enters in the entrance 184 of each fluid chamber 180.Partly Fluid composition 122 comprising volatile component is advanced through each fluid chamber 180 to the heater 208 of each fluid chamber 180. It should be appreciated that removing the part of the tube core 140 in Figure 31 to be shown more clearly that the droplet of fluid composition by tube core 140 It is mobile.
As shown in figure 31, heater 208 evaporates at least a portion of the volatile component in fluid composition 122, makes Obtain bubble formation.Bubble forces the droplet of fluid composition 122 by the hole 190 of nozzle plate 188.Then, bubble is collapsed and is led Cause the droplet of fluid composition 122 broken and discharge from hole 190.The droplet of fluid composition is advanced through support element 110 Hole 126, by the hole 118 of shell 102, and gets into the air.Then, fluid composition 122 refills fluid chamber 180, and And the process is repeated to discharge the additional drop of fluid composition 122.
The droplet of fluid composition 122 can change from the timing between the release of microfluid delivery system.From microfluid The flow of the fluid composition of the release of delivery system 100 can change.For example, microfluid delivery system 100 is configurable to pass Fluid composition 122 is sent, in the chamber of such as flavor compositions to various sizes.Accordingly it is contemplated that the size of chamber is adjusting Flow.In addition, in the case of flavor compositions, flow can be adjusted according to the preference of the flavor strength of user.At some In representative configuration, the flow from the fluid composition 122 of the release of the portion that refills 108 can be in about 5 to about 40mg/ hour scopes It is interior.
Refill system
Once refilling portion 108 is finished fluid composition, filling out again of being finished can be removed from the support element 110 of shell 102 Fill portion 108 and the new portion 108 that refills can be inserted in shell 102.In some representative configurations, arranging with electrical lead Portion 108 will be refilled on the parallel direction of plane thereon to insert in shell 102.Referring to Fig. 1, in some representative configurations In, perpendicular to the igniting direction of microfluid delivery member 136 and parallel to tube core 140 and electric contact 144 thereon flat Portion 108 will be refilled on the direction in face to insert in shell.
In some representative configurations, slided relative to support element 110 by making to refill portion 108, portion will be refilled 108 insertions and the support element 110 from shell are removed.Referring to Fig. 1 and 2, in some representative configurations, refilling portion 108 can Move from left to right or from right to left and slip in shell.Referring to Figure 26 and 27, in other examples construction, portion 108 is refilled Can be moved upwardly or downwardly and slip in shell.For example, with reference to Fig. 2, in some representative configurations, by the way that portion 108 will be refilled Slip into the portion that refills 108 and cage connection in support element 110 so that refilling the reservoir 130 and support element in portion 108 110 diapire 114 and roof 116 connect, and refill the lid 134 in portion 108 and be connected with the roof 112 of support element 110.Such as Shown in Figure 27, in some representative configurations, refilling portion 108 can provide continuous outer surface to shell 102.In such example Property construction in, shell 102 may not include door.
It should be appreciated that refill portion 108 can be connected with support element 110 in a variety of ways.For example, refilling portion 108 can Spring loads have support element 110, and can have release button to refill portion 108 from the release of support element 110.At other In representative configuration, refill portion 108 and can engage with securing member and be fixed in support element 110 so that portion 108 will be refilled.
When electric contact 144 parallel to the portion that refills 108 direction of insertion arrange when, the electric contact 124 of support element 110 with Refilling the engagement of the electric contact 144 in portion 108 can cause the electric contact 144 for refilling portion 108 to be denuded, and this can be from electric contact 144 surface removes oxide and other pollutants.Therefore, can improve over time or keep refilling portion 108 and shell Multiple electrical connections between 102.In addition, the rigidity of microfluid delivery member 136 is provided refilling between portion 108 and shell 102 Relatively strong electrical connection.
Fan
In some representative configurations, microfluid delivery system may include fan to contribute to making space full of fragrance, and Help avoid larger drop not dropping on surface around, it can make surface breakdown.Fan can be air freshening system neck (250 is serial, 255N types, is purchased from for any of fan used in domain, such as 25 × 25 × 5mm of 5V DC tube-axial fans EBMPAPST), it delivers the air of 1-1000 cubic centimetres per minute or 10-100 cubic centimetres per minute.
Sensor
In some representative configurations, the microfluid delivery system may include commercially available sensor, its response Smell content in environmental stimulus, such as light, noise, motion and/or air.For example, the microfluid delivery system can be compiled Journey is with unlatching when when its perception light, and/or closes when its perception is without light.In another example, as sensor senses personnel Can open into microfluid delivery system during sensor proximity.Sensor can also be used to monitor the smell content in air. Smell sensor can improve heat or fan speed in microfluid delivery system is opened, and/or on demand from microfluid delivering System progressively delivers fluid composition.
Sensor also in the fluid levels in measurement reservoir or can count the igniting of heating element heater to refer to before using up The time limit for showing the portion of refilling terminates.In this case, LED light can be opened to indicate that the portion of refilling needs to be filled with or filled out again with new Fill portion's replacing.
Sensor can form one or remote location (i.e. physically separate with delivery system housing) with shell, such as remotely Computer or intelligent movable device/phone.Sensor can pass through low energy bluetooth, 6low pan radio or any with delivery system The device telecommunication of other and device and/or controller (such as smart phone or computer) radio communication.
Fluid composition
The fluid composition of the disclosure can be shown less than 20 centipoises (" cps "), or less than 18cps, or is less than 16cps, or about 5cps is to about 16cps, or the viscosity at 20 DEG C of about 8cps to about 15cps.Also, the volatility group Compound can have below about 35, or the surface tension of about 20 to about 30 dynes per centimeters.Viscosity in terms of cps, using combining Gao Ling The Bohlin CVO rheology instrument systems of sensitivity double gap geometrical construction are measured.
In some embodiments, the fluid composition is without the suspended solid or solid for existing in the mixture Grain, wherein particulate matter is dispersed in fluid matrix.Can be with the dissolving of the feature as some spices materials without suspended solids Solid is distinguished.
The fluid composition of the present invention includes flavor compositions, based on the weight of the fluid composition, the spices group Compound to be greater than about 50%, or greater than about 60%, or greater than about 70%, or greater than about 75%, or greater than about 80%, Or about 50% to about 100%, or about 60% to about 100%, or about 70% to about 100%, or about 80% to about 100%, or the amount presence of about 90% to about 100%.In some embodiments, the fluid composition can be completely by spices Composition (i.e. 100 weight %) is constituted.
The flavor compositions can include one or more spices material.Boiling point of the spices material based on material (“B.P.”).B.P. as herein described is tested under the normal standard pressure of 760mm Hg.Many fragrance components are in standard B.P. under 760mm Hg is found in " the Perfume and that Steffen Arctander write in 1969 and publish Flavor Chemicals(Aroma Chemicals)”。
In the present invention, flavor compositions can have less than 250 DEG C, or less than 225 DEG C, or less than 200 DEG C, or Less than about 150 DEG C, or less than about 120 DEG C, or less than about 100 DEG C, or about 50 DEG C to about 200 DEG C, or about 110 DEG C extremely About 140 DEG C of B.P..Table 1 lists some the nonrestrictive exemplary independent perfumes suitable for flavor compositions of the present invention Material.
Table 1：
No. CAS Perfume base name B.P.(℃)
105-37-3 Ethyl propionate 99
110-19-0 Isobutyl acetate 116
928-96-1 β, γ hexenol 157
80-56-8 Australene 157
127-91-3 Nopinene 166
1708-82-3 Cis-acetic acid hexene ester 169
124-13-0 Octanal 170
470-82-6 Eucalyptol 175
141-78-6 Ethyl acetate 77
Table 2 shows the Exemplary flavors composition with the total B.P. less than 200 DEG C
Table 2：
No. CAS Perfume base name Weight % B.P.(℃)
123-68-2 Allyl hexanoate 2.50 185
140-11-4 Benzyl acetate 3.00 214
928-96-1 β, γ-hexenol 9.00 157
18479-58-8 Dihydromyrcenol 5.00 198
39255-32-8 2 methylpentanoic acid ethyl esters 9.00 157
77-83-8 Glycidyl methyl phenyl ethyl ester 2.00 260
7452-79-1 Ethyl 2-methylbutyrate 8.00 132
142-92-7 Hexyl acetate 12.50 146
68514-75-0 Orange mutually oil 25Xl.18%-Low Cit.14638 10.00 177
93-58-3 Methyl benzoate 0.50 200
104-93-8 P-tolyl methyl ether 0.20 176
1191-16-8 Acetic acid isoprene ester 8.00 145
88-41-5 Verdox 3.00 223
58430-94-7 Isononyl acetate 27.30 225
Amount to： 100.00
When the fluid composition of the present invention is formulated for, it can also include solvent, diluent, bulking agent, fixative, increasing Thick dose etc..The non-limiting example of these materials be ethanol, carbitol, diethylene glycol (DEG), DPG, diethyl phthalate, Triethyl citrate, isopropyl myristate, ethyl cellulose and Ergol.
In some embodiments, the fluid composition can include functional perfumery component (" FPC ").FPC is a class Perfume base with the volatilization property similar to traditional organic solvent or volatile organic compounds (" VOC ").As herein Used, " VOC " is referred under 20 DEG C of tests, and vapour pressure is more than 0.2mm Hg, and it is organic mixed to contribute to the volatility of spices volatilization Compound.Exemplary VOC includes following organic solvent：Dipropylene glycol methyl ether (" DPM "), MMB (" MMB "), the methyl esters of volatile silicone oils and dipropylene glycol, the ethyl ester of dipropylene glycol, the propyl ester of dipropylene glycol, the fourth of dipropylene glycol Ester, EGME, ethylene glycol ethyl ether, diethylene glycol methyl ether, DGDE or any trade name DowanolTMGlycol ethers VOC.VOC is volatilized with the amount more than 20% generally in fluid composition using spices is contributed to.
The FPC of the present invention contributes to the volatilization of spices material, and can provide pleasure, the beneficial effect of fragrance.FPC can phase Flavor profiles without adverse effect overall composition are used to larger concentration.Thus, in some embodiments, this Bright fluid composition can be substantially free of VOC, that is to say, that it comprising by weight of the composition be not more than 18%, or Person is not more than 6%, or no more than 5%, or no more than 1%, or no more than 0.5% VOC.In some embodiments In, the volatile compositions can be free of VOC.
Be suitable for the spices material of FPC can have about 800 to about 1500, or about 900 to about 1200, or about 1000 to About 1100, or about 1000 KI as defined above.
Exemplary flavors composition is e.g., as disclosed in entitled " INK JET DELIVERY SYSTEM COMPRISING The U.S. Patent application 14/024,673 of AN IMPORVED PERFUME MIXTURE ", in attorney 12593.
Dimension disclosed herein and value are not understood as being strictly limited to cited exact numerical.Conversely, unless in addition Indicate, otherwise each such dimension is intended to indicate that the value and around the functionally equivalent scope of the value.For example, it is disclosed as The dimension of " 40mm " is intended to indicate that " about 40mm ".
Unless expressly excluded or otherwise limited, each document otherwise cited herein, including this application will Its priority or any cross reference of beneficial effect or the patent of correlation or application and any patent application or patent are asked, entirely Text is hereby incorporated herein by.The reference of any document is not relative to any disclosed in this invention or receive herein to it Claims protection prior art accreditation, be not to its individually or with any other bibliography or multiple ginsengs The combination for examining document proposes, advises or disclose the accreditation of such invention.If additionally, in this document any implication of term or Define and mutually conflict with any implication or definition that are herein incorporated by reference in the literature same term, will be with tax in this document The implication or definition for giving the term is defined.
Although having illustrate and described specific embodiments of the present invention, for those skilled in the art come Say it is readily apparent that multiple other can be made in the case of without departing from spirit and scope of the present invention and change and change.Therefore, It is intended to cover all such changes and modifications belonged in the scope of the invention in claims.

Claims (26)

1. a kind of microfluid delivering refills portion, and it includes：
Reservoir with hollow body and opening；
The transfer member connected with the reservoir fluid；
The lid of the opening of the reservoir is encapsulated, wherein the lid is in fluid communication with the transfer member, wherein the lid includes Rigid microfluid delivery member, preferably fiberglass-epoxy complex microfSuidic delivery member, its have tube core and with institute The electric trace of tube core electric connection is stated, wherein the electric trace terminates at electric contact, wherein the electric trace is provided only on one In plane, the tube core includes fluid chamber, and the fluid chamber connects in the porch of the fluid chamber with the transfer member fluid Lead to and be in fluid communication in the exit of the fluid chamber and hole.
2. it is according to claim 1 to refill portion, wherein the electric contact and the pipe core space 5mm to 30mm.
3. it is according to claim 1 to refill portion, wherein the rigid microfluid delivery member includes rigid circuit board, its Described in rigid circuit board with it is described lid be connected.
4. it is according to claim 1 to refill portion, wherein the electric contact and the tube core be arranged on it is substantially parallel In plane.
5. it is according to claim 1 to refill portion, wherein the rigid circuit board has the thickness of 0.8mm to 1.6mm.
6. it is according to claim 1 to refill portion, wherein the reservoir includes fluid composition, wherein the fluid group Compound includes flavor compositions.
7. it is according to claim 1 to refill portion, wherein the hole is being substantially perpendicular to the tube core and electric contact Direction upper shed.
8. the microfluid delivery system of a kind of thermal activation, it includes shell and can again fill out with what the shell was releasably attached Portion is filled, wherein the portion of refilling includes：
Reservoir with hollow body and opening；
The lid of the opening of the reservoir is encapsulated, the lid includes rigid microfluid delivery member, the rigid microfluid delivering The electric trace that component has tube core and is electrically connected with the tube core, wherein the electric trace terminates at electric contact, wherein described Electric trace is provided only in a plane,
Wherein described shell limits the inside and outside of the microfluid delivery system, wherein the shell is described including being arranged on Support element in the inner space of shell, wherein the fluid delivering refill portion can be with the support element slidably Connection.
9. system according to claim 8, wherein the electric contact and the pipe core space 5mm to 30mm.
10. system according to claim 8, wherein the rigid microfluid delivery member has the thickness of 0.8mm to 1.6mm Degree.
11. systems according to claim 8, wherein the reservoir is configured to contain fluid composition, wherein described Fluid composition includes flavor compositions.
12. systems according to claim 8, wherein the electric contact and the tube core are arranged on substantially parallel plane On.
A kind of 13. methods of the microfluid delivery system that thermal activation is refilled using the portion of refilling, wherein described refill portion Including the reservoir with hollow body and opening, the lid of the opening for encapsulating the reservoir, wherein the lid includes microfluid Delivery member, the electric trace that the microfluid delivery member has tube core and is electrically connected with the tube core, wherein the electric trace Terminate at electric contact, wherein the electric trace is provided only in a plane, the method comprising the steps of：
There is provided and limit inside and outside shell, wherein the shell includes the framework being arranged in the inside of the shell Part；And
The portion of refilling is slipped into into the support element on the direction parallel with the plane that the electric trace is arranged on In.
14. methods according to claim 14, wherein the electric contact and the pipe core space 5mm to 30mm.
15. methods according to claim 14, wherein the microfluid delivery member has the thickness of 0.8mm to 1.6mm.
16. methods according to claim 14, wherein the reservoir is configured to contain fluid composition, wherein described Fluid composition includes flavor compositions.
17. methods according to claim 14, wherein the electric contact and the tube core are arranged on substantially parallel putting down On face.
A kind of 18. microfluid deliverings refill portion, and it includes：
Reservoir with hollow body and opening；
The transfer member connected with the reservoir fluid；
The lid of the opening of the reservoir is encapsulated, wherein the lid is in fluid communication with the transfer member, wherein the lid includes Rigid microfluid delivery member, the electric trace that the rigid microfluid delivery member has tube core and is electrically connected with the tube core, Wherein described electric trace terminates at electric contact, wherein the electric contact and the tube core are arranged on substantially parallel plane On, the tube core includes fluid chamber, and the fluid chamber is in fluid communication simultaneously in the porch of the fluid chamber with the transfer member And be in fluid communication in the exit of the fluid chamber and hole.
The method that a kind of 19. activation microfluid deliverings refill portion, wherein the microfluid delivering portion of refilling includes encapsulating stream What the reservoir of body composition was connected with the reservoir fluid is suitable to deliver the microfluid delivering structure of the fluid composition What part was electrically connected with the microfluid delivery member refill portion's electric contact and it is fixed to the microfluid delivering and refills portion One or more engagement members, methods described includes：
The microfluid delivering portion of refilling is limited in into microfluid delivery system using one or more of engagement members In support element, wherein the microfluid delivery member is configured to be alignd with the hole of the microfluid delivery system, and its Described in one or more engagement members be configured to and the microfluid delivery system interact；
Portion's electric contact is refilled what system electric contact and the microfluid delivering of the microfluid delivery system refilled portion Upper applying contact force；
The electric contact for refilling portion with microfluid delivering from the electric contact of the microfluid delivery system receives electric signal；With And
The motion that the electric signal is converted into into the fluid composition using the microfluid delivery member is described micro- to activate Fluid delivering refills portion.
20. methods according to claim 20, methods described also includes：
Air is removed from transfer member, so as to irrigate the microfluid delivering portion is refilled.
A kind of 21. microfluid deliverings refill portion, and it includes：
The reservoir of encapsulating fluid composition；
The transfer member connected with the reservoir fluid, wherein the fluid composition is advanced from the reservoir and advanced Advance along the transfer member on direction, and wherein described transfer member includes being orthogonal to the transversal of the direct of travel intercepting Area, the cross-sectional area of preferably described transfer member is less than 80mm2；
The microfluid delivery member for being in fluid communication with the transfer member and aliging with the direct of travel, wherein the microfluid Delivery member receives electric signal and delivers doses, preferably less than 50 picoliters of fluid compositions, and wherein described stream The dosage of body composition compares less than 7 × 10 with the metering of the cross-sectional area of the transfer member-5mm。
22. microfluid deliverings according to claim 22 refill portion, wherein：
The fluid composition includes volatile component；
The microfluid delivery member includes the heater being in fluid communication with the transfer member；And
At least a portion evaporation of the volatile component that the heater makes the fluid composition in response to the electric signal, So as to deliver the fluid composition of the dosage.
23. microfluid deliverings according to claim 23 refill portion, wherein the microfluid delivery member includes and institute State transfer member fluid communication fluid chamber, and wherein described fluid chamber be arranged between the transfer member and nozzle and with The heater is associated.
24. microfluid deliverings according to claim 22 refill portion, wherein the transfer member is by width WTLimit, its Described in transfer member width WTIn the range of 3mm to 10mm.
25. microfluid deliverings according to claim 22 refill portion, wherein：
The reservoir forms the hollow body with opening；
The microfluid delivering portion of refilling includes the lid of the opening of the encapsulating reservoir；And
The microfluid delivery member is arranged on described covering.
26. microfluids according to claim 22 deliverings refill portion, wherein the microfluid delivery member relative to by The angled β of direct of travel that the transfer member is limited delivers the fluid composition of the dosage, and wherein described angle beta is situated between Between -45 degree and 45 degree.
CN201580032931.2A 2014-06-20 2015-06-19 For discharging the microfluid delivery system of fluid composition Expired - Fee Related CN106660364B (en)

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PCT/US2015/036547 WO2015195993A2 (en) 2014-06-20 2015-06-19 Microfluidic delivery system for releasing fluid compositions

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